from decimal import Decimal, getcontext

def get_material_cost(scope, total_equipment):
    # Set precision to 28 digits (maximum precision for Decimal)
    getcontext().prec = 28
    
    if not total_equipment:  # Guard against division by zero
        return float(0)
    
    if scope == 'B':
        result = Decimal('365539731101') / Decimal(str(total_equipment))
        return float(result)
    else:
        result = Decimal('8565468127') / Decimal(str(total_equipment))
        return float(result)
    
    return float(0)

def get_service_cost(scope, total_equipment):
    # Set precision to 28 digits (maximum precision for Decimal)
    getcontext().prec = 28
    
    if not total_equipment:  # Guard against division by zero
        return float(0)
    
    if scope == 'B':
        result = Decimal('36405830225') / Decimal(str(total_equipment))
        return float(result)
    else:
        result = Decimal('36000000000') / Decimal(str(total_equipment))
        return float(result)
    
    return float(0)